package com.back.util;


import cn.dev33.satoken.secure.SaSecureUtil;

/**
 * 截取电话号码后三位生成密码
 * */
public class PassWordUtil {
    public static String getPassWord(String telNumber) {
        return SaSecureUtil.md5(telNumber.substring(telNumber.length()-3)+"123");
    }

}
